It's more common here. If the DB is beaten, turns his back to the QB, and waves his arm or arms in front of the receiver, we call it. It's not a once-a-game thing, but I bet we have it 3 or 4 times per season.
ART. 10 . . . It is forward-pass interference if:
a. Any player of A or B who is beyond the neutral zone interferes with an eligible opponent’s opportunity to move toward, catch or bat the pass.
b. Any player hinders an opponent’s vision without making an attempt to catch, intercept or bat the ball, even though no contact was made.